This is a work of resentment by a certain butterfly who was about to be driven crazy by the exam.
'If it's hard for everyone, it will be hard for everyone! '
So a madman who took exams as his life force was sent by the devil into a world of infinite harm. . . . . .
The article was inspired by mathematics class: (The zero point refers to the number of abscissas on the horizontal axis of the function image)
Therefore, Brother Lingdian, you are the sinner of this evil and miserable world. . .